Package org.jboss.errai.marshalling.client.api.json

Examples of org.jboss.errai.marshalling.client.api.json.EJObject

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  @Override
  public Object demarshall(EJValue o, MarshallingSession ctx) {
    try {
      if (o.isObject() != null) {
        EJObject oMap = o.isObject();

        Object newInstance;
        if (oMap.containsKey(SerializationParts.OBJECT_ID)) {
          if (oMap.containsKey(SerializationParts.NUMERIC_VALUE)) {
            return NumbersUtils.getNumber(oMap.get(SerializationParts.ENCODED_TYPE).isString().stringValue(),
                    oMap.get(SerializationParts.NUMERIC_VALUE));
          }

          if (oMap.containsKey(SerializationParts.OBJECT_ID)) {
            String hash = oMap.get(SerializationParts.OBJECT_ID).isString().stringValue();

            if (ctx.hasObjectHash(hash)) {
              newInstance = ctx.getObject(Object.class, hash);

              /**
               * If this only contains 2 fields, it is only a graph reference.
               */
              if (oMap.size() == 2) {
                return newInstance;
              }
            }
            else {
              if (oMap.containsKey(SerializationParts.INSTANTIATE_ONLY)) {
                newInstance = getTypeHandled().newInstance();
                ctx.recordObjectHash(hash, newInstance);
                return newInstance;
              }

              InstantiationMapping cMapping = definition.getInstantiationMapping();

              Object[] parms = new Object[cMapping.getMappings().length];
              Class[] targetTypes = cMapping.getSignature();

              int i = 0;
              for (Mapping mapping : cMapping.getMappings()) {
                Marshaller<Object> marshaller = ctx.getMarshallerInstance(mapping.getType().getFullyQualifiedName());
                parms[i] = DataConversion.convert(
                        marshaller.demarshall(oMap.get(mapping.getKey()), ctx), targetTypes[i++]);
              }

              if (cMapping instanceof ConstructorMapping) {
                newInstance = ((ConstructorMapping) cMapping).getMember().asConstructor().newInstance(parms);
              }
              else {
                newInstance = ((FactoryMapping) cMapping).getMember().asMethod().invoke(null, parms);
              }

              ctx.recordObjectHash(hash, newInstance);
            }

            for (MemberMapping mapping : definition.getWritableMemberMappings()) {
              Marshaller<Object> marshaller = ctx.getMarshallerInstance(mapping.getType().getFullyQualifiedName());

              if (mapping.getBindingMember() instanceof MetaField) {
                MetaField f = (MetaField) mapping.getBindingMember();

                setProperty(newInstance, f.asField(),
                        marshaller.demarshall(oMap.get(mapping.getKey()), ctx));
              }
              else {
                Method m = ((MetaMethod) mapping.getBindingMember()).asMethod();
                m.invoke(newInstance, DataConversion.convert(
                        marshaller.demarshall(oMap.get(mapping.getKey()), ctx),
                        m.getParameterTypes()[0]));
              }
            }
          }
          else {
            throw new RuntimeException("unknown type to demarshall");
          }

          return newInstance;
        }
        else if (oMap.containsKey(SerializationParts.ENUM_STRING_VALUE)) {
          return Enum.valueOf(getClassReference(oMap), oMap.get(SerializationParts.ENUM_STRING_VALUE).isString().stringValue());
        }
        else {
          throw new RuntimeException("bad payload");
        }
      }
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    @Override
    public String determineTypeFor(String formatType, Object o) {
      EJValue jsonValue = (EJValue) o;

      if (jsonValue.isObject() != null) {
        EJObject jsonObject = jsonValue.isObject();
        if (jsonObject.containsKey(SerializationParts.ENCODED_TYPE)) {
          return jsonObject.get(SerializationParts.ENCODED_TYPE).isString().stringValue();
        }
        else {
          return Map.class.getName();
        }
      }
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  public T demarshall(EJValue o, MarshallingSession ctx) {
    return doDermashall((T) new HashMap(), o, ctx);
  }

  protected T doDermashall(T impl, EJValue o, MarshallingSession ctx) {
    EJObject jsonObject = o.isObject();
    if (jsonObject == null)
      return null;

    Object demarshalledKey, demarshalledValue;
    for (String key : jsonObject.keySet()) {
      if (key.startsWith(SerializationParts.EMBEDDED_JSON)) {
        EJValue val = ParserFactory.get().parse(key.substring(SerializationParts.EMBEDDED_JSON.length()));
        demarshalledKey = ctx.getMarshallerInstance(ctx.determineTypeFor(null, val)).demarshall(val, ctx);
      }
      else {
        demarshalledKey = key;
      }

      EJValue v = jsonObject.get(key);
      if (v.isNull() == null) {
       demarshalledValue = ctx.getMarshallerInstance(ctx.determineTypeFor(null, v)).demarshall(v, ctx);
      }
      else {
        demarshalledValue = null;
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    EncDecUtil.arrayMarshall(buf, o, ctx);
  }

  @Override
  public final C demarshall(EJValue o, MarshallingSession ctx) {
    EJObject obj = o.isObject();
    if (obj != null) {
      EJValue val = obj.get(SerializationParts.QUALIFIED_VALUE);

      if (val.isNull() == null && val.isArray() != null) {
        return doDemarshall(val.isArray(), ctx);
      }
    }
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  public Object demarshall(EJValue o, MarshallingSession ctx) {
    if (o.isNull() != null) {
      return null;
    }
    else if (o.isObject() != null) {
      EJObject jsObject = o.isObject();
      EJString string = jsObject.get(SerializationParts.ENCODED_TYPE).isString();
      if (string == null) {
        return MapMarshaller.INSTANCE.demarshall(o, ctx);
      }

      if (jsObject.containsKey(SerializationParts.NUMERIC_VALUE)) {
        return NumbersUtils.getNumber(string.stringValue(), jsObject.get(SerializationParts.NUMERIC_VALUE));
      }

      Marshaller<Object> marshaller = ctx.getMarshallerInstance(string.stringValue());

      if (marshaller == null) {
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    @Override
    public String determineTypeFor(String formatType, Object o) {
      EJValue jsonValue = (EJValue) o;

      if (jsonValue.isObject() != null) {
        EJObject jsonObject = jsonValue.isObject();
        if (jsonObject.containsKey(SerializationParts.ENCODED_TYPE)) {
          return jsonObject.get(SerializationParts.ENCODED_TYPE).isString().stringValue();
        }
        else {
          return Map.class.getName();
        }
      }
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  @Override
  public String determineTypeFor(String formatType, Object o) {
    EJValue jsonValue = (EJValue) o;

    if (jsonValue.isObject() != null) {
      EJObject jsonObject = jsonValue.isObject();
      if (jsonObject.containsKey(SerializationParts.ENCODED_TYPE)) {
        return jsonObject.get(SerializationParts.ENCODED_TYPE).isString().stringValue();
      }
      else {
        return Map.class.getName();
      }
    }
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  public Map<String, Object> demarshall(EJValue o, MarshallingSession ctx) {
    return doDermashall(new HashMap(), o, ctx);
  }

  protected Map doDermashall(Map impl, EJValue o, MarshallingSession ctx) {
    EJObject jsonObject = o.isObject();
    if (jsonObject == null)
      return null;

    for (String key : jsonObject.keySet()) {
      EJValue v = jsonObject.get(key);
      if (v.isNull() == null) {
        String type = ctx.determineTypeFor(null, v);

        if (type == null) {
          impl.put(key, v.toString());
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  public Map<String, Object> demarshall(EJValue o, MarshallingSession ctx) {
    return doDermashall(new HashMap(), o, ctx);
  }

  protected Map doDermashall(Map impl, EJValue o, MarshallingSession ctx) {
    EJObject jsonObject = o.isObject();
    if (jsonObject == null)
      return null;

    for (String key : jsonObject.keySet()) {
      EJValue v = jsonObject.get(key);
      if (v.isNull() == null) {
        impl.put(key, ctx.getMarshallerInstance(ctx.determineTypeFor(null, v)).demarshall(v, ctx));
      }
      else {
        impl.put(key, null);  
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  public T demarshall(EJValue o, MarshallingSession ctx) {
    if (o.isNull() != null) {
      return null;
    }

    EJObject obj = o.isObject();
    String objId = obj.get(SerializationParts.OBJECT_ID).isString().stringValue();
    if (ctx.hasObjectHash(objId)) {
      //noinspection unchecked
      return (T) ctx.getObject(Object.class, objId);
    }
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